[INFO] fetching crate instruct 0.1.0...
[INFO] checking instruct-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate instruct 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate instruct 0.1.0
[INFO] finished tweaking crates.io crate instruct 0.1.0
[INFO] tweaked toml for crates.io crate instruct 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate instruct 0.1.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate instruct 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9876ccd3324d2f93bcb1567997d84f1687ab1d492d4a5cc1376a14e8f98db41d
[INFO] running `Command { std: "docker" "start" "-a" "9876ccd3324d2f93bcb1567997d84f1687ab1d492d4a5cc1376a14e8f98db41d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9876ccd3324d2f93bcb1567997d84f1687ab1d492d4a5cc1376a14e8f98db41d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9876ccd3324d2f93bcb1567997d84f1687ab1d492d4a5cc1376a14e8f98db41d", kill_on_drop: false }`
[INFO] [stdout] 9876ccd3324d2f93bcb1567997d84f1687ab1d492d4a5cc1376a14e8f98db41d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24ad675f80d20a8c3c4e6a211fba588a0b72b330ada8c262656a1b75eeceaf5f
[INFO] running `Command { std: "docker" "start" "-a" "24ad675f80d20a8c3c4e6a211fba588a0b72b330ada8c262656a1b75eeceaf5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking os_str_bytes v6.0.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling figment v0.10.6
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking fern v0.6.1
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling pear_codegen v0.2.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking pear v0.2.3
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking instruct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log::error`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::error;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/interpreter/executor/task.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{error, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::error`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::error;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/interpreter/executor/task.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{error, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/cli.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | /     #[clap()]
[INFO] [stdout] 9 | |     pub task: String,
[INFO] [stdout]   | |____________________^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/cli.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     #[clap(short, long)]
[INFO] [stdout] 12 | |     pub log_level: Option<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/cli.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     #[clap(short, long)]
[INFO] [stdout] 15 | |     pub task_file: Option<PathBuf>,
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parse/combinator/executeable.rs:45:75
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn command_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&str, Executeable, E> {
[INFO] [stdout]    |                                                        --                 ^^^^ the same lifetime is elided here
[INFO] [stdout]    |                                                        |
[INFO] [stdout]    |                                                        the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn command_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&'a str, Executeable, E> {
[INFO] [stdout]    |                                                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parse/combinator/executeable.rs:74:72
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn call_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&str, Executeable, E> {
[INFO] [stdout]    |                                                     --                 ^^^^ the same lifetime is elided here
[INFO] [stdout]    |                                                     |
[INFO] [stdout]    |                                                     the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn call_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&'a str, Executeable, E> {
[INFO] [stdout]    |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/parse/combinator/executeable.rs:102:73
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn block_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&str, Executeable, E> {
[INFO] [stdout]     |                                                      --                 ^^^^ the same lifetime is elided here
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn block_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&'a str, Executeable, E> {
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `instruct` (lib) due to 3 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/cli.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | /     #[clap()]
[INFO] [stdout] 9 | |     pub task: String,
[INFO] [stdout]   | |____________________^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/cli.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     #[clap(short, long)]
[INFO] [stdout] 12 | |     pub log_level: Option<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/cli.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     #[clap(short, long)]
[INFO] [stdout] 15 | |     pub task_file: Option<PathBuf>,
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/interpreter/namespace.rs:154:42
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn split(value: &'static str) -> Vec<&str> {
[INFO] [stdout]     |                      -------             ^^^^ the same lifetime is elided here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'static`
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn split(value: &'static str) -> Vec<&'static str> {
[INFO] [stdout]     |                                           +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parse/combinator/executeable.rs:45:75
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn command_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&str, Executeable, E> {
[INFO] [stdout]    |                                                        --                 ^^^^ the same lifetime is elided here
[INFO] [stdout]    |                                                        |
[INFO] [stdout]    |                                                        the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn command_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&'a str, Executeable, E> {
[INFO] [stdout]    |                                                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parse/combinator/executeable.rs:74:72
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn call_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&str, Executeable, E> {
[INFO] [stdout]    |                                                     --                 ^^^^ the same lifetime is elided here
[INFO] [stdout]    |                                                     |
[INFO] [stdout]    |                                                     the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn call_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&'a str, Executeable, E> {
[INFO] [stdout]    |                                                                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/parse/combinator/executeable.rs:102:73
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn block_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&str, Executeable, E> {
[INFO] [stdout]     |                                                      --                 ^^^^ the same lifetime is elided here
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 102 | fn block_executeable<'a, E: ParseError<&'a str>>(i: &'a str) -> IResult<&'a str, Executeable, E> {
[INFO] [stdout]     |                                                                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `instruct` (lib test) due to 3 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "24ad675f80d20a8c3c4e6a211fba588a0b72b330ada8c262656a1b75eeceaf5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ad675f80d20a8c3c4e6a211fba588a0b72b330ada8c262656a1b75eeceaf5f", kill_on_drop: false }`
[INFO] [stdout] 24ad675f80d20a8c3c4e6a211fba588a0b72b330ada8c262656a1b75eeceaf5f
